Home / 2,194,415.40-3,291,623.10-698,658.60

Finding the Fourth Proportional to 2,194,415.40, 3,291,623.10 and 698,658.60

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Solution

The fourth proportional to 2,194,415.40, 3,291,623.10 and 698,658.60 is: 1,047,987.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,415.40 : 3,291,623.10 = 698,658.60 : x
  2. Step 2: Convert to fraction form
    2,194,415.40/3,291,623.10 = 698,658.60/x
  3. Step 3: Cross multiply
    2,194,415.40x = 3,291,623.10 × 698,658.60
  4. Step 4: Simplify right side
    2,194,415.40x = 2,299,720,786,773.66
  5. Step 5: Solve for x
    x = 2,299,720,786,773.66/2,194,415.40
  6. Step 6: Final answer
    x = 1,047,987.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.